DeepChem Updates of January (Week 2), 2024

Here is a quick summary of merged pull requests for DeepChem during the second week of January:

1. Fixed ImageLoader mypy issues: This PR edits docs and fixes mypy issues in ImageLoader class.
2. Fixing inconsistency in docstring: This PR fixes slight inconsistency in docstring of constructor of the RDKitDescriptors Class.
3. Adding output logging for ferminet: This PR adds output logging for ferminet.
4. symeig utility functions - 2: This PR fixes an issue related to symeig utility functions.
5. Distributed Trainer: This PR adds DistributedTrainer for DeepChem.